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  <section id="downloading-installing-running-leo">
<h1>Downloading, Installing &amp; Running Leo<a class="headerlink" href="#downloading-installing-running-leo" title="Permalink to this heading">¶</a></h1>
<p><strong>Overview</strong>: Leo is a <a class="reference external" href="https://www.python.org/">Python</a> program.  You must install Python itself, <a class="reference external" href="installing.html#dependencies">Leo’s dependencies</a>, and then download and install Leo itself.</p>
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<li class="toctree-l4"><a class="reference internal" href="installing.html#creating-windows-file-associations">Creating Windows file associations</a></li>
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<li class="toctree-l3"><a class="reference internal" href="installing.html#installing-leo-from-sources-all-platforms">Installing Leo from sources (all platforms)</a></li>
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<li class="toctree-l3"><a class="reference internal" href="installing.html#installing-leo-on-macos-10-7-lion-and-later">Installing Leo on MacOs 10.7 (Lion) and later</a></li>
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<li class="toctree-l2"><a class="reference internal" href="installing.html#installing-everything-with-anaconda-or-miniconda">Installing everything with Anaconda or Miniconda</a></li>
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<li class="toctree-l1"><a class="reference internal" href="running.html">Running Leo</a><ul>
<li class="toctree-l2"><a class="reference internal" href="running.html#id1">Running Leo</a><ul>
<li class="toctree-l3"><a class="reference internal" href="running.html#running-leo-the-first-time">Running Leo the first time</a></li>
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<li class="toctree-l3"><a class="reference internal" href="running.html#running-leo-after-pip-install-leo">Running Leo after pip install leo</a></li>
<li class="toctree-l3"><a class="reference internal" href="running.html#the-leo-directory">The .leo directory</a></li>
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<li class="toctree-l2"><a class="reference internal" href="running.html#leo-s-workbook-file">Leo’s workbook file</a></li>
<li class="toctree-l2"><a class="reference internal" href="running.html#using-sessions">Using sessions</a></li>
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